R29-1 R29-6: 重构海音达工作台壳层与高频页面

client/src/components/navigation/Sidebar.tsx

@@ -1,19 +1,18 @@
+import { AppBrand } from "../shell/AppBrand";
 import { NavLinks } from "./NavLinks";
 
 export function Sidebar() {
   return (
-    <aside className="fixed inset-y-0 z-20 hidden w-64 overflow-hidden border-r border-zinc-200 bg-white lg:flex lg:flex-col">
-      <div className="border-b border-zinc-200 p-6">
-        <div className="flex items-center gap-3">
-          <div className="flex size-8 items-center justify-center rounded-lg bg-zinc-900 text-lg font-bold text-white">H</div>
-          <div>
-            <div className="font-bold tracking-tight text-zinc-900">海音达工作台</div>
-            <div className="text-xs text-zinc-500">企业微信入口 + OA 主平台</div>
-          </div>
+    <aside className="fixed inset-y-0 z-20 hidden w-72 overflow-hidden border-r border-zinc-200 bg-white/95 backdrop-blur lg:flex lg:flex-col">
+      <div className="border-b border-zinc-200 px-6 py-6">
+        <AppBrand />
+        <div className="mt-4 rounded-2xl border border-zinc-200 bg-zinc-50 px-4 py-3 text-sm text-zinc-600">
+          <div className="font-medium text-zinc-900">统一工作台</div>
+          <div className="mt-1">先看今天要做什么，再进入具体模块处理。</div>
         </div>
       </div>
 
-      <div className="min-h-0 flex-1 overflow-y-auto p-3">
+      <div className="min-h-0 flex-1 overflow-y-auto px-4 py-5">
         <NavLinks />
       </div>
     </aside>